/**
数据验证（表单验证）
来自 grace.hcoder.net
作者 hcoder 深海
*/
module.exports = {
	error: '',
	check: function(data, rule) {
		for (var i = 0; i < rule.length; i++) {
			if (!rule[i].checkType) { return true }
			if (!rule[i].name) { return true }
			if (!rule[i].errorMsg) { return true }
			if (!data[rule[i].name]) { this.error = rule[i].errorMsg; return false }
			switch (rule[i].checkType) {
				case 'string':
					var reg = new RegExp('^.{' + rule[i].checkRule + '}$')
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
				case 'int':
					var reg = new RegExp('^(-[1-9]|[1-9])[0-9]{' + rule[i].checkRule + '}$')
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
					break
				case 'between':
					if (!this.isNumber(data[rule[i].name])) {
						this.error = rule[i].errorMsg
						return false
					}
					var minMax = rule[i].checkRule.split(',')
					minMax[0] = Number(minMax[0])
					minMax[1] = Number(minMax[1])
					if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
						this.error = rule[i].errorMsg
						return false
					}
					break
				case 'betweenD':
					var reg = /^-?[1-9][0-9]?$/
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					var minMax = rule[i].checkRule.split(',')
					minMax[0] = Number(minMax[0])
					minMax[1] = Number(minMax[1])
					if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
						this.error = rule[i].errorMsg
						return false
					}
					break
				case 'betweenF':
					var reg = /^-?[0-9][0-9]?.+[0-9]+$/
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					var minMax = rule[i].checkRule.split(',')
					minMax[0] = Number(minMax[0])
					minMax[1] = Number(minMax[1])
					if (data[rule[i].name] > minMax[1] || data[rule[i].name] < minMax[0]) {
						this.error = rule[i].errorMsg
						return false
					}
					break
				case 'same':
					if (data[rule[i].name] != rule[i].checkRule) { this.error = rule[i].errorMsg; return false }
					break
				case 'notsame':
					if (data[rule[i].name] == rule[i].checkRule) { this.error = rule[i].errorMsg; return false }
					break
				case 'email':
					var reg = /^\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
				case 'phoneno':
					var reg = /^1[0-9]{10,10}$/
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
				case 'zipcode':
					var reg = /^[0-9]{6}$/
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
				case 'reg':
					var reg = new RegExp(rule[i].checkRule)
					if (!reg.test(data[rule[i].name])) { this.error = rule[i].errorMsg; return false }
					break
				case 'in':
					if (rule[i].checkRule.indexOf(data[rule[i].name]) == -1) {
						this.error = rule[i].errorMsg; return false
					}
					break
				case 'notnull':
					if (data[rule[i].name] == null || data[rule[i].name].length < 1) { this.error = rule[i].errorMsg; return false }
					break
			}
		}
		return true
	},
	isNumber: function(checkVal) {
		var reg = /^-?[1-9][0-9]?.?[0-9]*$/
		return reg.test(checkVal)
	}
}
